DP

Douglas H. Pearson

Eastman Kodak: 36 patents #207 of 8,114Top 3%
UF US Air Force: 5 patents #1,223 of 16,312Top 8%
🗺 New York: #2,549 of 115,490 inventorsTop 3%
Overall (All Time): #76,924 of 4,157,543Top 2%
41
Patents All Time

Issued Patents All Time

Showing 26–41 of 41 patents

Patent #TitleCo-InventorsDate
5768649 Lens assembly with engageable lens retainer and lens mount 1998-06-16
5748989 One-time-use camera with manual control lever and bi-directional overcenter spring for closing movable light shield of film cassette Jude A. SanGregory 1998-05-05
5727247 Camera with film sensor and driver to initiate closing of cassette responsive to return of filmstrip to cassette David C. Smart 1998-03-10
5721964 One-time-use camera having main body part and insertable light baffle with film holders to facilitate camera assembly 1998-02-24
5715478 One-time-use camera having main body part with integral film rails and insertable light baffle with rail extensions 1998-02-03
5708854 One-time-use camera has driver for closing film cassette which is removed with closed cassette to disable camera after completed use David C. Smart 1998-01-13
5623702 Resilient lens retainer 1997-04-22
5579070 One-time-use camera has driver for closing film cassette which is broken to disable camera after completed use David C. Smart 1996-11-26
5560563 Light shield for closing the film slot of a film cartridge Wilbert F. Janson, Jr., John E. Spencer 1996-10-01
5555052 Light shielding apparatus 1996-09-10
5555062 Recyclable single-use camera with replaceable front lens element Jude A. SanGregory, Kevin Lyons, Joseph Bietry, Alan E. Lewis 1996-09-10
5541687 Electronic flash assemblage with reflector to circuit board connection 1996-07-30
5231436 Compact camera with flip open flash unit David J. Glogan 1993-07-27
5028940 Camera apparatus for magnetically recording on film 1991-07-02
5017326 Film mid roll interrupt protection for a camera using magnetic azimuth recording on film Michael L. Wash, Richard R. Kelbe 1991-05-21
4676620 Demetering cam for a disk camera John E. Spencer 1987-06-30